Ajetliner flies east 2000 miles from san francisco to chicago. it has an average air speed of 600 mph relative to the air. what is the velocity of the jetliner relative to the earth if there is no wind blowing? a 600mph, west b 0mph, east c 0mph, west d 600mph, east

Ahypothesis is? close agreement by competent observers of observations of the same phenomena. a guess that has been tested over and over again and always found to be true. an educated guess that has yet to be proven by experiment. the long side of a right triangle. a synthesis of a large collection of information that includes guesses.

The passage that directs air to the lungs is called a. diaphragm. b. larynx. c. bronchi. d. pharynx.

Aflute player hears four beats per second when she compares her note to a 523 hz tuning fork (the note c). she can match the frequency of the tuning fork by pulling out the “tuning join” to lengthen her flute slightly. what was her initial frequency?